Average Bench: 54.8% (769th of 1000)

more Based on 3,724 user benchmarks.  Models: C400-MTFDDAK256MAM, C400-MTFDDAC256MAM, MTFDDAK2 MTFDDAK256MAM-1K, Micron C400 RealSSD 2.5" 7mm 256GB, MTFDDAK256MAM-1K, Micron C400 RealSSD 2., MTFDDAK256MAM-1K1, MTFDDAK256MAM-1K12

Average average bench

The Micron C400 RealSSD 256GB averaged 45.1% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K Random Write Speed 60.8MB/s
Avg. 4K Random Read Speed 18.3MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Micron C400 RealSSD 256GB is 29.4%. This is a relatively narrow range which indicates that the Micron C400 RealSSD 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 22.8MB/s
Avg. Sustained Write Speed 188MB/s
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Average Bench

(Based on 3,724 samples)
Min Avg Max
320 Read 385 438
49.9 Write 216 264
85 Mixed 224 261
49.1 SusWrite 188 260
56.4% 253 MB/s
Min Avg Max
11.6 4K Read 18.3 23.3
30.1 4K Write 60.8 101
9.38 4K Mixed 13.5 16.5
77.2% 30.9 MB/s
Min Avg Max
20.7 DQ Read 120 181
49.9 DQ Write 123 224
14.7 DQ Mixed 22.8 31.8
44.3% 88.6 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
198GB free
Firmware: 070H
SusWrite @10s intervals: 254 266 264 263 264 262 MB/s
Read 427
Write 256
Mixed 257
SusWrite 262
67% 301 MB/s
4K Read 20.5
4K Write 88.3
4K Mixed 14.6
96% 41.1 MB/s
DQ Read 182
DQ Write 225
DQ Mixed 23.3
68% 144 MB/s
26GB free (System drive)
Firmware: 0909
SusWrite @10s intervals: 227 227 221 197 153 131 MB/s
Read 394
Write 198
Mixed 255
SusWrite 193
58% 260 MB/s
4K Read 18.1
4K Write 96.6
4K Mixed 14.1
97% 42.9 MB/s
DQ Read 122
DQ Write 114
DQ Mixed 24
44% 86.4 MB/s
184GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 203 225 226 235 235 232 MB/s
Read 396
Write 243
Mixed 241
SusWrite 226
62% 277 MB/s
4K Read 18.2
4K Write 66.8
4K Mixed 14
81% 33 MB/s
DQ Read 113
DQ Write 106
DQ Mixed 23.7
41% 81 MB/s
41GB free (System drive)
Firmware: 070H
SusWrite @10s intervals: 230 211 224 225 219 213 MB/s
Read 392
Write 168
Mixed 202
SusWrite 220
55% 246 MB/s
4K Read 20.5
4K Write 61.4
4K Mixed 13.9
81% 31.9 MB/s
DQ Read 82.7
DQ Write 93
DQ Mixed 23.5
36% 66.4 MB/s
189GB free (System drive)
Firmware: 040H
SusWrite @10s intervals: 209 216 204 229 213 210 MB/s
Read 377
Write 209
Mixed 223
SusWrite 213
57% 256 MB/s
4K Read 18
4K Write 51.6
4K Mixed 13.5
72% 27.7 MB/s
DQ Read 112
DQ Write 104
DQ Mixed 23
40% 79.4 MB/s
3,724 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 14,383,530 SSDs tested.

Typical C400 RealSSD 256GB Builds (Compare 5,339 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 19%
Surfboard
Desktop
Desktop 53%
Yacht
Workstation
Workstation 39%
Jet ski

System: HP Z420 Workstation

EDIT WITH CUSTOM PC BUILDER Value: 61% - Good Total price: $345

Popular C400 RealSSD 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) May 2019 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

1000 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
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AMD Ryzen 5 2600 $145Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 1600 $108Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
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WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $73Corsair Vengeance LPX DDR4 3200 C16 2x8GB $95SanDisk Ultra Fit 32GB $12
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